At the end of the class, we'll invite someone to sum up the lesson.

本课结束之时，我们要请同学总结本课内容。

youdao

Time is of the essence, for the longer you wait to seal the deal, the lower the sum you will end up being given - or at least it looks that way from where I sit.

时间很重要，你做决定等待的时间越长，最后你得到的金额就越低——至少在我看来是这样。

youdao

Save every cent you can and by the end of the year your savings will bulk up to a handsome sum.

把可以积蓄的每分钱都积蓄起来，到年终时，你的储蓄数目就很可观了。

youdao

Kalou could still have won it right at the end but his control let him down badly and he shot weakly at Nikopolidis to sum up his team's efforts.

BBC: CHOOSE A SPORT

Nor is any owed at the back end, if your chosen stock shoots up and the children in fact pocket a nice sum.

FORBES: The Mini-Grat Tax Dodge

And heirs might end up with mixed feelings after learning they went for years without knowing they someday would inherit a tidy sum.

WSJ: Can You Trust Your Kid With $5.25 Million?